CN109949995A - A kind of cold-resistant outdoor electric cable - Google Patents
A kind of cold-resistant outdoor electric cable Download PDFInfo
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- CN109949995A CN109949995A CN201910311139.0A CN201910311139A CN109949995A CN 109949995 A CN109949995 A CN 109949995A CN 201910311139 A CN201910311139 A CN 201910311139A CN 109949995 A CN109949995 A CN 109949995A
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Abstract
The invention discloses a kind of cold-resistant outdoor electric cables, including cable main body, the composition of the cable main body includes oversheath, inner sheath and core wire, the oversheath is internally provided with inner sheath, the composition of the oversheath includes the first PVC protective layer, netted reinforcing rib layer, first cotton synthetic fibre layer and the first insulating layer, the composition of the inner sheath includes the 2nd PVC protective layer, high temperature resistant silicon glue-line, second cotton synthetic fibre layer and second insulating layer, the oversheath is internally provided with yielding rubber item, the yielding rubber item is internally provided with inner cavity, the inside of the inner cavity is equipped with damping spring.The present invention passes through setting yielding rubber item, damping spring, the first cotton synthetic fibre layer and the second cotton synthetic fibre layer structure, solve the problems, such as that existing equipment does not have efficiently cold-resistant function and do not have decompression, effectively improve the cold tolerance of the present apparatus, and anti-pressure ability is improved, to make present apparatus practicability with higher and service life.
Description
Technical field
The present invention relates to the production of cable and manufacturing technology field, specially a kind of cold-resistant outdoor electric cable.
Background technique
Cable is usually every group by several or the cable of similar rope that several groups of conducting wires [every group at least two] are twisted
Mutually insulated between conducting wire, and be often twisted into around a center, entire outside is surrounded by the coating of high-insulation.Multi rack is located at
In the air or it is mounted in underground, the bottom, is used for telecommunication or power Transmission, and power cable is the cable for being used for transmission and distributing electric energy,
Power cable is usually used in Urban Underground power grid, power station lead line, industrial and mining enterprises' in-line power and crosses river sea submarine transmission line,
And as use occasion requires higher and higher, vast in territory, temperature great disparity is larger, so using cold-resistant electric power in special occasions
Cable become inexorable trend, resist cold power cable, to solve it is unstable existing for previous common cable, lower temperature resistance difference asks
Topic.
But there are deficiencies below for existing technology: existing power cable does not have efficiently cold-resistant function, can not
Rugged environment is adapted to, practicability is low；Existing power cable can make extraneous object make power cable because being laid on outdoor
At certain pressure, and then accelerate rate of decay, service life is low.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of cold-resistant outdoor electric cable, solve existing equipment without
Without efficiently cold-resistant function and do not have the problem of decompression.
To achieve the above object, the invention provides the following technical scheme: a kind of cold-resistant outdoor electric cable, including cable master
Body, the composition of the cable main body include oversheath, inner sheath and core wire, and the oversheath is internally provided with inner sheath, institute
The composition for stating oversheath includes the first PVC protective layer, netted reinforcing rib layer, the first cotton synthetic fibre layer and the first insulating layer, the interior shield
The composition of set include the 2nd PVC protective layer, high temperature resistant silicon glue-line, the second cotton synthetic fibre layer and second insulating layer, the oversheath it is interior
Portion is provided with yielding rubber item, and the yielding rubber item is internally provided with inner cavity, and the inside of the inner cavity is equipped with damping bullet
Spring；The first PVC protective layer is internally provided with netted reinforcing rib layer, and the netted reinforcing rib layer is internally provided with first
Cotton synthetic fibre layer, the first cotton synthetic fibre layer are internally provided with the first insulating layer；The 2nd PVC protective layer is internally provided with resistance to height
Warm layer of silica gel, the high temperature resistant silicon glue-line are internally provided with the second cotton synthetic fibre layer, and the second cotton synthetic fibre layer is internally provided with
Two insulating layers.
Preferably, the inner sheath is internally provided with core wire.
Preferably, filled layer is provided between the oversheath and inner sheath.
The present invention provides a kind of cold-resistant outdoor electric cable, have it is following the utility model has the advantages that
(1) present invention is convenient for by the first cotton synthetic fibre layer of setting and the second cotton synthetic fibre layer so that the present invention has the function of efficiently resisting cold
The cold tolerance for improving the present apparatus can adapt to rugged environment, practicability be improved, when in use, since cotton synthetic fibre is to change
Property polypropylene fibre, make it have excellent warming characteristic, and then can be convenient for making the present apparatus with one by the first cotton synthetic fibre layer
Warming characteristic again, and make the present apparatus that there is double warming characteristic by the second cotton synthetic fibre layer, to realize double warm, improve
Cold tolerance makes it have higher practicability；
(2) present invention is by setting yielding rubber item and damping spring, so that the present invention has the function of decompression, this is effectively reduced
The pressure that device is subject to, and then its service life is improved, when in use, when the present apparatus is by extraneous pressure, make external pressure
Power presses the present apparatus, and then yielding rubber item is made to carry out absorption impact energy, and realizes buffering decompression, works as simultaneously
When damping spring is under pressure, it is shunk, and damping spring is made to carry out buffering reduced pressure treatment by restoring elastic deformation,
To make the present apparatus realize, dual decompression, the core wire inside the effective protection present apparatus will not be under pressure and damage, in turn
It improves service life.
Detailed description of the invention
Fig. 1 is main view of the present invention.
Fig. 2 is inner sheath schematic diagram of internal structure in Fig. 1 of the present invention.
Fig. 3 is oversheath schematic diagram in Fig. 1 of the present invention.
Appended drawing reference in figure are as follows: 1, cable main body；2, inner sheath；3, core wire；4, filled layer；5, yielding rubber item；6, subtract
Shake spring；7, inner cavity；8, the first PVC protective layer；9, netted reinforcing rib layer；10, oversheath；11, the first insulating layer；12, first
Cotton synthetic fibre layer；13, the 2nd PVC protective layer；14, high temperature resistant silicon glue-line；15, the second cotton synthetic fibre layer；16, second insulating layer.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It please refers to shown in Fig. 1-3, a kind of embodiment provided by the invention: a kind of cold-resistant outdoor electric cable, including cable
Main body 1, the composition of cable main body 1 include oversheath 10, inner sheath 2 and core wire 3, and oversheath 10 is internally provided with inner sheath 2,
Inner sheath 2 is internally provided with core wire 3, and filled layer 4, the composition packet of oversheath 10 are provided between oversheath 10 and inner sheath 2
Include the first PVC protective layer 8, netted reinforcing rib layer 9, the first cotton synthetic fibre layer 12 and the first insulating layer 11, the first PVC protective layer 8 it is interior
Portion is provided with netted reinforcing rib layer 9, and the reinforcement of intensity is carried out by 9 pairs of present apparatus of netted reinforcing rib layer, netted reinforcing rib layer 9
It is internally provided with the first cotton synthetic fibre layer 12, the first cotton synthetic fibre layer 12 is internally provided with the first insulating layer 11, and the composition of inner sheath 2 includes
2nd PVC protective layer 13, high temperature resistant silicon glue-line 14, the second cotton synthetic fibre layer 15 and second insulating layer 16, since PVC is polyvinyl chloride
Referred to as, and there is fire retardant, acid and alkali-resistance, antimicrobial, wear-resisting characteristic, while there is preferable warmth retention property and elasticity, Jin Erbian
In making present apparatus wearability with higher and warmth retention property by the first PVC protective layer 8 and the 2nd PVC protective layer 13, effectively prevent
Shield internal core 3 not will receive destruction, and the 2nd PVC protective layer 13 is internally provided with high temperature resistant silicon glue-line 14, passes through high temperature resistant
Layer of silica gel 14 improves the high-temperature stability of the present apparatus, and high temperature resistant silicon glue-line 14 is internally provided with the second cotton synthetic fibre layer 15, the second cotton
Synthetic fibre layer 15 is internally provided with second insulating layer 16, realizes the present apparatus by the first insulating layer 11 and second insulating layer 16 efficient
Insulation processing, oversheath 10 are internally provided with yielding rubber item 5, and yielding rubber item 5 is internally provided with inner cavity 7, inner cavity 7
Inside is equipped with damping spring 6.
In use, by the first PVC protective layer 8 and the 2nd PVC protective layer 13 make present apparatus wearability with higher and
Warmth retention property, effective protection internal core 3 not will receive destruction, while make the present apparatus have one to keep warm again by the first cotton synthetic fibre layer 12
Characteristic, and by the second cotton synthetic fibre layer 15 make the present apparatus have double warming characteristic, to realize double warm, and pass through net
9 pairs of present apparatus of shape reinforcing rib layer carry out the reinforcement of intensity, and make the present apparatus by the first insulating layer 11 and second insulating layer 16
Realize high efficiency insulation processing, while make high temperature resistant silicon glue-line 14 improve the present apparatus high-temperature stability, and then when the present apparatus by
When the pressure in the external world, press external pressure to the present apparatus, and then yielding rubber item 5 is made to carry out absorption impact energy, and
It realizes buffering decompression, while when damping spring 6 is under pressure, shrinks it, and damping spring 6 is made to pass through recovery
Elastic deformation carries out buffering reduced pressure treatment, so that the present apparatus be made to realize dual decompression, the core inside the effective protection present apparatus
Line 3 will not be under pressure and damage.
It can to sum up obtain, the present invention passes through setting yielding rubber item 5, damping spring 6, the first cotton synthetic fibre layer 12 and the second cotton synthetic fibre layer
15 structures solve the problems, such as that existing equipment does not have efficiently cold-resistant function and do not have decompression.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (3)
1. a kind of cold-resistant outdoor electric cable, including cable main body (1), it is characterised in that: the composition packet of the cable main body (1)
Oversheath (10), inner sheath (2) and core wire (3) are included, the oversheath (10) is internally provided with inner sheath (2), the outer shield
The composition for covering (10) includes the first PVC protective layer (8), netted reinforcing rib layer (9), the first cotton synthetic fibre layer (12) and the first insulating layer
(11), the composition of the inner sheath (2) includes the 2nd PVC protective layer (13), high temperature resistant silicon glue-line (14), the second cotton synthetic fibre layer (15)
With second insulating layer (16), the oversheath (10) is internally provided with yielding rubber item (5), the yielding rubber item (5)
It is internally provided with inner cavity (7), the inside of the inner cavity (7) is equipped with damping spring (6)；The first PVC protective layer (8) it is interior
Portion is provided with netted reinforcing rib layer (9), and the netted reinforcing rib layer (9) is internally provided with the first cotton synthetic fibre layer (12), and described
One cotton synthetic fibre layer (12) is internally provided with the first insulating layer (11)；The 2nd PVC protective layer (13) is internally provided with resistance to height
Warm layer of silica gel (14), the high temperature resistant silicon glue-line (14) are internally provided with the second cotton synthetic fibre layer (15), the second cotton synthetic fibre layer
(15) be internally provided with second insulating layer (16).
2. a kind of cold-resistant outdoor electric cable according to claim 1, it is characterised in that: the inside of the inner sheath (2)
It is provided with core wire (3).
3. a kind of cold-resistant outdoor electric cable according to claim 1, it is characterised in that: the oversheath (10) and interior shield
Filled layer (4) are provided between set (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910311139.0A CN109949995A (en) | 2019-04-18 | 2019-04-18 | A kind of cold-resistant outdoor electric cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910311139.0A CN109949995A (en) | 2019-04-18 | 2019-04-18 | A kind of cold-resistant outdoor electric cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109949995A true CN109949995A (en) | 2019-06-28 |
Family
ID=67015498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910311139.0A Pending CN109949995A (en) | 2019-04-18 | 2019-04-18 | A kind of cold-resistant outdoor electric cable |
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| Country | Link |
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| CN (1) | CN109949995A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207052336U (en) * | 2017-08-28 | 2018-02-27 | 铜陵铜泉线缆科技有限公司 | A kind of Aero-Space composite cable |
| CN207731714U (en) * | 2017-12-28 | 2018-08-14 | 中东线缆制造有限责任公司 | A kind of power cable that tension is antitorque |
| CN208189242U (en) * | 2018-06-13 | 2018-12-04 | 曲阜市虹飞电缆有限公司 | A kind of coalcutter resist bending, cold-resistant, tension, anti-impact pound soft rubber cable |
| CN208298583U (en) * | 2018-03-30 | 2018-12-28 | 福建新远东电缆有限公司 | A kind of cold resistant cable structure |
| CN208385072U (en) * | 2018-06-07 | 2019-01-15 | 扬州市金阳光电缆有限公司 | A kind of preferable power cable of hardy type shielding |
| CN109243693A (en) * | 2018-09-03 | 2019-01-18 | 江阴神辉电工材料有限公司 | A kind of highway high efficient antifreeze snow melt cable |
| CN109638529A (en) * | 2018-11-19 | 2019-04-16 | 江苏润华电缆股份有限公司 | A kind of energy-conserving photoelectric Cold-resistant ultraviolet luff cable |
-
2019
- 2019-04-18 CN CN201910311139.0A patent/CN109949995A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207052336U (en) * | 2017-08-28 | 2018-02-27 | 铜陵铜泉线缆科技有限公司 | A kind of Aero-Space composite cable |
| CN207731714U (en) * | 2017-12-28 | 2018-08-14 | 中东线缆制造有限责任公司 | A kind of power cable that tension is antitorque |
| CN208298583U (en) * | 2018-03-30 | 2018-12-28 | 福建新远东电缆有限公司 | A kind of cold resistant cable structure |
| CN208385072U (en) * | 2018-06-07 | 2019-01-15 | 扬州市金阳光电缆有限公司 | A kind of preferable power cable of hardy type shielding |
| CN208189242U (en) * | 2018-06-13 | 2018-12-04 | 曲阜市虹飞电缆有限公司 | A kind of coalcutter resist bending, cold-resistant, tension, anti-impact pound soft rubber cable |
| CN109243693A (en) * | 2018-09-03 | 2019-01-18 | 江阴神辉电工材料有限公司 | A kind of highway high efficient antifreeze snow melt cable |
| CN109638529A (en) * | 2018-11-19 | 2019-04-16 | 江苏润华电缆股份有限公司 | A kind of energy-conserving photoelectric Cold-resistant ultraviolet luff cable |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190628 |
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| WD01 | Invention patent application deemed withdrawn after publication |